MRCOOL® E Star DIY 4th Gen 36k BTU Ductless Mini-Split Air Handler 230V/60Hz
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MODEL: DIY-36-HP-WMAH-230C25
Powerful Comfort for Large Spaces—Up to 1,500 sq. ft.
The MRCOOL® DIY 4th Gen 36K BTU Wall Mounted Air Handler is the most powerful indoor unit in the MRCOOL® DIY lineup. Perfect for large living rooms, open-plan spaces, or finished basements, this ductless mini-split air handler delivers powerful heating and cooling with a high 36,000 BTU capacity and up to 18 SEER efficiency when paired with a compatible MRCOOL® condenser.
Built for the true DIYer, installation is fast and tool-friendly thanks to MRCOOL’s patented Pre-Charged Quick Connect® Line Set. No need for vacuum pumps or licensed HVAC techs—just secure, connect, and enjoy. Control your climate from anywhere with the SmartHVAC® app, or use voice commands via Amazon Alexa or Google Assistant.
Why You’ll Love It
✅ Covers Up to 1,500 sq. ft. — Perfect for large rooms or open living spaces
✅ Quick DIY Installation — Pre-charged line set connects easily without vacuuming
✅ Flexible Climate Control — Operates in COOL, HEAT, AUTO, DRY, and SLEEP modes
✅ Smart Control — Use your smartphone or smart speaker for voice control
✅ Whisper-Quiet — Operates as low as 34 dBA for undisturbed comfort
✅ Trusted Warranty — 5-year parts & 7-year compressor warranty standard; upgrade to limited lifetime with registration
Specifications
Specifications at a Glance
| Attribute | Details |
|---|---|
| Cooling Capacity (BTU) | 36,000 |
| Heating Capacity (BTU) | 36,000 |
| Max Coverage Area | Up to 1,500 sq. ft. |
| Voltage | 208–230V |
| SEER | Up to 18 |
| Mount Type | Wall |
| Refrigerant Type | R-410A |
| Decibel Rating (dBA) | 34 (Low) – 52 (High) |
| Blower Motor RPM | 1200 / 950 / 750 |
| Liquid Line Size | 3/8” |
| Suction Line Size | 5/8” |
| Max Line Set Length | 213.25 ft |
| Wi-Fi Enabled | Yes |
| App Compatibility | iOS & Android |
| Remote Control Included | Yes |
| ENERGY STAR® Certified | No |
| Warranty | Lifetime Compressor (with registration), 7-Year Compressor, 5-Year Parts |
| Net Dimensions (WxHxD) | 49.57” x 14.25” x 11.10” |
| Net Weight | 47.84 lbs |
What’s Included:
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MRCOOL® 36K BTU 4th Gen Wall Mounted Air Handler (208-230V)
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Remote Control
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Mounting Plate
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SmartHVAC® Module
- DIY Pro™ Safety Cable
- MRCOOL® Warranty Documents
What You Need for a Complete System
This unit requires pairing with:
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Compatible MRCOOL® DIY® 4th Gen Multi-Zone Condenser
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Pre-Charged Quick Connect® Line Sets (sold separately)
Installation
Installation & Manuals
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